APA (7th ed.) Citation

Carr, W. G. (1968). The red fog over America (Fourth edition.). [publisher not identified].

Chicago Style (17th ed.) Citation

Carr, William Guy. The Red Fog over America. Fourth edition. [Place of publication not identified]: [publisher not identified], 1968.

MLA (9th ed.) Citation

Carr, William Guy. The Red Fog over America. Fourth edition. [publisher not identified], 1968.